Netflix stock slid on Friday, despite a better-than-expected quarterly earnings report. Sometimes, good isn’t good enough for investors.Shares in the Stranger Things streamer dropped 5.1% to $1,209.24.

While rival media companies are unloading assets and cutting costs, Netflix Inc. continues to thrive.The owner of the world’s most popular paid streaming service on Thursday reported second-quarter results that exceeded investor expectations in every major metric,

But dig beneath the surface and you'll discover why neither Costco Wholesale nor Netflix are eager to become Wall Street's next stock-split stock. The simple reason Costco makes for a poor candidate to split its stock is that its management team doesn't feel it's necessary.